InChI=1/C18H17ClN4O5/c1-10(11-4-2-3-5-12(11)19)20-8-17(24)21-13-6-14-16(7-15(13)23(26)27)28-9-18(25)22-14/h2-7,10,20H,8-9H2,1H3,(H,21,24)(H,22,25)/t10-/m0/s1/f/h21-22H 8F683FE89AE81D1D